If a few files stay locked, Safe Mode usually makes cleanup easier because update components aren’t running there. I didn’t ...

Over time, unfinished downloads, remnants of earlier installations, and other junk files accumulate, consuming your disk space. While removing these unwanted materials can be cleaned up using Disk ...

I delete everything, and the stuff I keep I move to separate folders for storage ("Installers", "Reference", etc.). I used to obsessively hold on to installer files in case I had to reinstall the OS ...